int Comp(STUDENT * s1,STUDENT * s2)
{
	if(s1->total>s2->total)
		return 1;
	else if(s1->total<s2->total)
		return 0;
	else if(s1->total==s2->total)
	{
		if(s1->ce>s2->ce)
			return 1;
		else
			return 0;
	}
}
